This week, the SiriusXM Hits 1 Weekend Countdown tells the story of the tortoise and the hare. Katy Perry’s Roar shot to #1 faster than you could say “That’s all folks!” (get it? hare? Bugs Bunny?), while Imagine Dragons’ Radioactive demonstrates the incredible staying power of a long, slow approach. The good thing is, in this case, we all win!